setting. HP/LP/FULL for the speaker output signal of the front channel.
13.Rear Source INT/EXT Switch: Select the INT position (switch in) if you want to use the internal signal path from the front crossover for the rear input, or the EXT position (switch out) to use the external rear RCA input.
14.Rear HP/LP/FULL Switch: Select the desired setting. HP/LP/FULL for the internal signal from the front channel to the rear channel when not using an external rear RCA input.
15.Rear Gain: Use this control to match the output level of the head unit to the rear channel of the amplifier.
16.Rear Freq. Control: Move this detented control in a clockwise rotation to adjust the rear crossover frequency from 30Hz to 4kHz.
17.Rear HP/LP/FULL Switch: Select the desired crossover setting, HP/LP/FULL for the speaker output signal of the rear channel.
18.Source Sum/Rear Switch: Select the SUM (switch in position) if you want to use the RCA output information summed from the front and rear audio channels. Select the REAR (switch out position) to select the input off of the rear channel, providing bandpass capability.
19.Output Source HP/LP/FULL Switch: Select the desired crossover setting, HP/LP/FULL for the RCA output signal.
20.Output Crossover Freq. Control: Use this control to adjust the output crossover frequency from 30Hz to4kHz.
21.Output Crossover HP/LP/FULL Switch: Select the desired crossover setting, HP/LP/FULL for the internal output signal of the RCA output.
Note: See the next section for the rear panel view of this endplate.
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